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                        媒体标签
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                        css引入方式
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                        css选择符与选择器
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                        css字体样式
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                        图片的调整
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                        伪类选择
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                        盒子模型
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                        浮动
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                        定位
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                        阴影
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                        图片溢出处理
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                        动画
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                        动画插件与浏览器内核
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                        旋转菜单
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                        移动端
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                        rem布局
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                        权重问题
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                        移动端导航问题
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                        flex布局
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                        fullpage
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                            <b>2.19.</b>
                        
                        bootstrap
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                            <b>2.20.</b>
                        
                        媒体查询
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                            <b>3.</b>
                        
                        JavaScript的介绍
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                        JavaScript数据类型
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                        数据类型的转换
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                            <b>3.3.</b>
                        
                        运算符
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                            <b>3.4.</b>
                        
                        比较运算符
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                            <b>3.5.</b>
                        
                        赋值运算符
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                            <b>3.6.</b>
                        
                        逻辑操作符
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                            <b>3.7.</b>
                        
                        条件语句
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                            <b>3.8.</b>
                        
                        条件运算符
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                            <b>3.9.</b>
                        
                        位运算符
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                            <b>3.10.</b>
                        
                        循环语句
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                            <b>3.11.</b>
                        
                        for循环
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                            <b>3.12.</b>
                        
                        ES6
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                            <b>3.13.</b>
                        
                        ES6安装
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                            <b>3.14.</b>
                        
                        内置对象
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                            <b>3.15.</b>
                        
                        Array对象
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                            <b>3.16.</b>
                        
                        Date对象
                    </a>
            
            
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                            <b>3.17.</b>
                        
                        布尔值对象
                    </a>
            
            
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        <li class="chapter " data-level="3.18" data-path="md/js/数学对象.html">
            
                
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                            <b>3.18.</b>
                        
                        数学对象
                    </a>
            
            
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                            <b>3.19.</b>
                        
                        对象的创建
                    </a>
            
            
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                            <b>3.20.</b>
                        
                        BOM
                    </a>
            
            
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        <li class="chapter " data-level="3.21" data-path="md/js/DOM关于元素的获取.html">
            
                
                    <a href="../../md/js/DOM关于元素的获取.html">
                
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                            <b>3.21.</b>
                        
                        DOM关于元素的获取
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.22" data-path="md/js/DOM元素对象.html">
            
                
                    <a href="../../md/js/DOM元素对象.html">
                
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                            <b>3.22.</b>
                        
                        DOM元素对象
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.23" data-path="md/js/DOM事件练习.html">
            
                
                    <a href="../../md/js/DOM事件练习.html">
                
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                            <b>3.23.</b>
                        
                        DOM事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.24" data-path="md/js/DOM鼠标事件.html">
            
                
                    <a href="../../md/js/DOM鼠标事件.html">
                
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                            <b>3.24.</b>
                        
                        DOM鼠标事件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.25" data-path="md/js/事件代理.html">
            
                
                    <a href="../../md/js/事件代理.html">
                
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                            <b>3.25.</b>
                        
                        事件代理
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.26" data-path="md/js/移动端事件.html">
            
                
                    <a href="../../md/js/移动端事件.html">
                
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                            <b>3.26.</b>
                        
                        移动端事件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.27" data-path="md/js/无缝轮播图.html">
            
                
                    <a href="../../md/js/无缝轮播图.html">
                
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                            <b>3.27.</b>
                        
                        无缝轮播图
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.28" data-path="md/js/鼠标事件练习.html">
            
                
                    <a href="../../md/js/鼠标事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.28.</b>
                        
                        鼠标事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.29" data-path="md/js/ajax.html">
            
                
                    <a href="../../md/js/ajax.html">
                
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                            <b>3.29.</b>
                        
                        ajax
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.30" data-path="md/js/封装ajax.html">
            
                
                    <a href="../../md/js/封装ajax.html">
                
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                            <b>3.30.</b>
                        
                        封装ajax
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.31" data-path="md/js/高德地图的使用.html">
            
                
                    <a href="../../md/js/高德地图的使用.html">
                
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                            <b>3.31.</b>
                        
                        高德地图的使用
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="3.32" data-path="md/js/预加载插件使用.html">
            
                
                    <a href="../../md/js/预加载插件使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>3.32.</b>
                        
                        预加载插件使用
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="4" data-path="md/jQuery/JQ变量的声明.html">
            
                
                    <a href="../../md/jQuery/JQ变量的声明.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.</b>
                        
                        JQ变量的声明
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="4.1" data-path="md/jQuery/选择器和效果.html">
            
                
                    <a href="../../md/jQuery/选择器和效果.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.1.</b>
                        
                        选择器和效果
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.2" data-path="md/jQuery/属性.html">
            
                
                    <a href="../../md/jQuery/属性.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.2.</b>
                        
                        属性
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.3" data-path="md/jQuery/尺寸.html">
            
                
                    <a href="../../md/jQuery/尺寸.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.3.</b>
                        
                        尺寸
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.4" data-path="md/jQuery/遍历.html">
            
                
                    <a href="../../md/jQuery/遍历.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.4.</b>
                        
                        遍历
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.5" data-path="md/jQuery/正则表达式.html">
            
                
                    <a href="../../md/jQuery/正则表达式.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.5.</b>
                        
                        正则表达式
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.6" data-path="md/jQuery/jQuery事件练习.html">
            
                
                    <a href="../../md/jQuery/jQuery事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.6.</b>
                        
                        jQuery事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.7" data-path="md/jQuery/操作.html">
            
                
                    <a href="../../md/jQuery/操作.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.7.</b>
                        
                        操作
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.8" data-path="md/jQuery/事件.html">
            
                
                    <a href="../../md/jQuery/事件.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.8.</b>
                        
                        事件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.9" data-path="md/jQuery/ajax.html">
            
                
                    <a href="../../md/jQuery/ajax.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.9.</b>
                        
                        ajax
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.10" data-path="md/jQuery/三级联动.html">
            
                
                    <a href="../../md/jQuery/三级联动.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.10.</b>
                        
                        三级联动
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.11" data-path="md/jQuery/滚动监听导航效果.html">
            
                
                    <a href="../../md/jQuery/滚动监听导航效果.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.11.</b>
                        
                        滚动监听导航效果
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="4.12" data-path="md/jQuery/悬停导航.html">
            
                
                    <a href="../../md/jQuery/悬停导航.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>4.12.</b>
                        
                        悬停导航
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="5" data-path="md/Vue/修饰符与条件渲染.html">
            
                
                    <a href="../../md/Vue/修饰符与条件渲染.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.</b>
                        
                        Vue修饰符与条件渲染
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="5.1" data-path="md/Vue/绑定class和style.html">
            
                
                    <a href="../../md/Vue/绑定class和style.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.1.</b>
                        
                        绑定class和style
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.2" data-path="md/Vue/排序.html">
            
                
                    <a href="../../md/Vue/排序.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.2.</b>
                        
                        排序
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.3" data-path="md/Vue/表单输入绑定.html">
            
                
                    <a href="../../md/Vue/表单输入绑定.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.3.</b>
                        
                        表单输入绑定
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.4" data-path="md/Vue/生命周期.html">
            
                
                    <a href="../../md/Vue/生命周期.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.4.</b>
                        
                        生命周期
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.5" data-path="md/Vue/自定义指令.html">
            
                
                    <a href="../../md/Vue/自定义指令.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.5.</b>
                        
                        自定义指令
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.6" data-path="md/Vue/组件.html">
            
                
                    <a href="../../md/Vue/组件.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.6.</b>
                        
                        组件
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.7" data-path="md/Vue/Vue事件练习.html">
            
                
                    <a href="../../md/Vue/Vue事件练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.7.</b>
                        
                        Vue事件练习
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.8" data-path="md/Vue/动态模板.html">
            
                
                    <a href="../../md/Vue/动态模板.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.8.</b>
                        
                        动态模板
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.9" data-path="md/Vue/插槽的使用.html">
            
                
                    <a href="../../md/Vue/插槽的使用.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.9.</b>
                        
                        插槽的使用
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.10" data-path="md/Vue/router.html">
            
                
                    <a href="../../md/Vue/router.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.10.</b>
                        
                        router
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.11" data-path="md/Vue/ajax与框架搭建.html">
            
                
                    <a href="../../md/Vue/ajax与框架搭建.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.11.</b>
                        
                        ajax与框架搭建
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.12" data-path="md/Vue/store.html">
            
                
                    <a href="../../md/Vue/store.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.12.</b>
                        
                        store
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="5.13" data-path="md/Vue/ref获取元素.html">
            
                
                    <a href="../../md/Vue/ref获取元素.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>5.13.</b>
                        
                        ref获取元素
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="6" data-path="md/wx/小程序.html">
            
                
                    <a href="../../md/wx/小程序.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>6.</b>
                        
                        小程序
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="6.1" data-path="md/wx/封装外部ajax路径.html">
            
                
                    <a href="../../md/wx/封装外部ajax路径.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>6.1.</b>
                        
                        封装外部ajax路径
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="6.2" data-path="md/wx/练习.html">
            
                
                    <a href="../../md/wx/练习.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>6.2.</b>
                        
                        练习
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="7" data-path="md/Egret/canvas.html">
            
                
                    <a href="../../md/Egret/canvas.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.</b>
                        
                        canvas
                    </a>
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="7.1" data-path="md/Egret/async.html">
            
                
                    <a href="../../md/Egret/async.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.1.</b>
                        
                        async
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.2" data-path="md/Egret/显示对象与容器.html">
            
                
                    <a href="../../md/Egret/显示对象与容器.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.2.</b>
                        
                        显示对象与容器
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.3" data-path="md/Egret/01.基础.html">
            
                
                    <a href="../../md/Egret/01.基础.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.3.</b>
                        
                        01.基础
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.4" data-path="md/Egret/02.对象池.html">
            
                
                    <a href="../../md/Egret/02.对象池.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.4.</b>
                        
                        02.对象池
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.5" data-path="md/Egret/03.typeScript.html">
            
                
                    <a href="../../md/Egret/03.typeScript.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.5.</b>
                        
                        03.typeScript
                    </a>
            
            
        </li>
    
        <li class="chapter " data-level="7.6" data-path="md/Egret/04.场景管理类.html">
            
                
                    <a href="../../md/Egret/04.场景管理类.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>7.6.</b>
                        
                        04.场景管理类
                    </a>
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="8" data-path="gitbook的安装.html">
            
                
                    <a href="../../gitbook的安装.html">
                
                        <i class="fa fa-check"></i>
                        
                            <b>8.</b>
                        
                        gitbook的安装
                    </a>
            
            
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                        <h1 id="&#x6570;&#x7EC4;&#xFF1A;&#x662F;&#x6570;&#x636E;&#x7684;&#x96C6;&#x5408;&#x3002;">&#x6570;&#x7EC4;&#xFF1A;&#x662F;&#x6570;&#x636E;&#x7684;&#x96C6;&#x5408;&#x3002;</h1>
<p>&#x58F0;&#x660E;&#x6570;&#x7EC4;&#x7684;&#x65B9;&#x6CD5;&#xFF1A;</p>
<p>&#x7B2C;&#x4E00;&#xFF1A;&#x5B57;&#x9762;&#x91CF;&#x65B9;&#x6CD5;</p>
<pre><code>var arr = [1,2,3]
var arr1=new Array();
console.log(arr1);
arr1[0]=&quot;123&quot;;;
arr1[1]=&quot;string&quot;;
arr1[2]=&quot;789&quot;;
console.log(arr1);
</code></pre><h1 id="&#x76F4;&#x63A5;&#x4F20;&#x5165;&#x5143;&#x7D20;">&#x76F4;&#x63A5;&#x4F20;&#x5165;&#x5143;&#x7D20;</h1>
<pre><code>var arr2=new Array(&quot;345&quot;,&quot;789&quot;);
console.log(arr2);
</code></pre><h1 id="&#x5F53;&#x4F20;&#x5165;&#x4E00;&#x4E2A;&#x6570;&#x503C;&#x65F6;&#xFF0C;&#x4EE3;&#x8868;&#x8BE5;&#x6570;&#x7EC4;&#x957F;&#x5EA6;&#x4E3A;7&#xFF0C;&#x6BCF;&#x4E2A;&#x5143;&#x7D20;&#x7684;&#x503C;&#x90FD;&#x4E3A;undefined&#x3002;">&#x5F53;&#x4F20;&#x5165;&#x4E00;&#x4E2A;&#x6570;&#x503C;&#x65F6;&#xFF0C;&#x4EE3;&#x8868;&#x8BE5;&#x6570;&#x7EC4;&#x957F;&#x5EA6;&#x4E3A;7&#xFF0C;&#x6BCF;&#x4E2A;&#x5143;&#x7D20;&#x7684;&#x503C;&#x90FD;&#x4E3A;undefined&#x3002;</h1>
<pre><code>var arr3=new Array(7);
console.log(arr3);
console.log(arr3[0]);
</code></pre><h1 id="&#x6570;&#x7EC4;&#x7684;&#x5C5E;&#x6027;&#x548C;&#x65B9;&#x6CD5;&#xFF1A;">&#x6570;&#x7EC4;&#x7684;&#x5C5E;&#x6027;&#x548C;&#x65B9;&#x6CD5;&#xFF1A;</h1>
<p>length:&#x83B7;&#x53D6;&#x6570;&#x7EC4;&#x7684;&#x957F;&#x5EA6;</p>
<p> constructor&#xFF1A;&#x7528;&#x6765;&#x6307;&#x5411;&#x5BF9;&#x8C61;&#x7684;&#x6784;&#x9020;&#x51FD;&#x6570;</p>
<p> prototype:&#x4F7F;&#x4F60;&#x6709;&#x80FD;&#x529B;&#x6DFB;&#x52A0;&#x6216;&#x6539;&#x53D8;&#x5C5E;&#x6027;&#x548C;&#x65B9;&#x6CD5;</p>
<h1 id="&#x65B9;&#x6CD5;&#xFF1A;">&#x65B9;&#x6CD5;&#xFF1A;</h1>
<p> 1&#x3001;concat()&#xFF0C;&#x540C;&#x6765;&#x62FC;&#x63A5;&#x6570;&#x7EC4;&#xFF0C;&#x8FD4;&#x56DE;&#x4E00;&#x4E2A;&#x65B0;&#x7684;&#x6570;&#x7EC4;&#x3002;</p>
<p>2&#x3001;join(str)&#xFF0C;&#x628A;&#x6570;&#x7EC4;&#x8F6C;&#x5316;&#x4E3A;&#x5B57;&#x7B26;&#x4E32;&#x3002;</p>
<pre><code>str&#xFF1A;&#x6307;&#x5B9A;str&#x5B57;&#x7B26;&#x4E32;&#x6765;&#x62FC;&#x63A5;&#x6570;&#x7EC4;&#x91CC;&#x9762;&#x7684;&#x6BCF;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x3002;
</code></pre><p>3&#x3001;pop(),&#x5220;&#x9664;&#x6570;&#x7EC4;&#x7684;&#x6700;&#x540E;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#xFF0C;&#x5E76;&#x8FD4;&#x56DE;&#x8BE5;&#x5143;&#x7D20;</p>
<p>4&#x3001;push()&#xFF0C;&#x6DFB;&#x52A0;&#x5143;&#x7D20;&#x5230;&#x6570;&#x7EC4;&#x7684;&#x6700;&#x540E;&#xFF0C;&#x8FD4;&#x56DE;&#x6570;&#x7EC4;&#x7684;&#x957F;&#x5EA6;&#x3002;</p>
<p>5&#x3001;shift()&#xFF0C;&#x5220;&#x9664;&#x6570;&#x7EC4;&#x7684;&#x7B2C;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#xFF0C;&#x8FD4;&#x56DE;&#x8BE5;&#x5143;&#x7D20;</p>
<p>6&#x3001;unshift()&#xFF0C;&#x6DFB;&#x52A0;&#x5143;&#x7D20;&#x5230;&#x6570;&#x7EC4;&#x7684;&#x7B2C;&#x4E00;&#x4F4D;&#xFF0C;&#x5E76;&#x8FD4;&#x56DE;&#x6570;&#x7EC4;&#x957F;&#x5EA6;&#x3002;</p>
<p>7&#x3001;slice(start,end),&#x7528;&#x6765;&#x622A;&#x53D6;&#x6211;&#x4EEC;&#x9700;&#x8981;&#x7684;&#x6570;&#x7EC4;&#x5143;&#x7D20;&#xFF0C;&#x5E76;&#x8FD4;&#x56DE;&#x4E00;&#x4E2A;&#x65B0;&#x6570;&#x7EC4;&#x3002;</p>
<pre><code>start:&#x5F00;&#x59CB;&#x7684;&#x622A;&#x53D6;&#x5143;&#x7D20;&#x7684;&#x4E0B;&#x6807;&#x503C;&#xFF0C;(&#x5305;&#x62EC;&#x8BE5;&#x5143;&#x7D20;)

end&#xFF1A;&#x7ED3;&#x675F;&#x7684;&#x622A;&#x53D6;&#x5143;&#x7D20;&#x7684;&#x4E0B;&#x6807;&#x503C;&#xFF0C;(&#x4E0D;&#x5305;&#x62EC;&#x8BE5;&#x5143;&#x7D20;)

&#x6CE8;&#x610F;&#xFF1A;&#x4E0D;&#x4F1A;&#x6539;&#x53D8;&#x539F;&#x6570;&#x7EC4;&#x7684;
</code></pre><p>8&#x3001;splice(index,length,add)&#xFF0C;&#x5220;&#x9664;&#xFF0C;&#x5E76;&#x53EF;&#x4EE5;&#x6DFB;&#x52A0;&#x5143;&#x7D20;&#xFF0C;&#x8FD4;&#x56DE;&#x4E00;&#x4E2A;&#x6570;&#x7EC4;</p>
<pre><code>index:&#x5F00;&#x59CB;&#x5220;&#x9664;/&#x6DFB;&#x52A0;&#x7684;&#x5143;&#x7D20;&#x7684;&#x4E0B;&#x6807;&#x503C;(&#x53EF;&#x9009;)

length&#xFF1A;&#x5220;&#x9664;&#x7684;&#x5143;&#x7D20;&#x957F;&#x5EA6;(&#x53EF;&#x9009;)

add&#xFF1A;&#x9700;&#x8981;&#x6DFB;&#x52A0;&#x7684;&#x5143;&#x7D20;(&#x53EF;&#x9009;)
</code></pre><p> 9&#x3001;reverse()&#xFF0C;&#x5012;&#x5E8F;&#x6392;&#x5217;&#x6570;&#x7EC4;</p>
<p>10&#x3001;sort()&#xFF0C;&#x5BF9;&#x6570;&#x7EC4;&#x8FDB;&#x884C;&#x6392;&#x5E8F;</p>
<pre><code>sort()&#x65B9;&#x6CD5;&#x53EF;&#x4EE5;&#x4F20;&#x5165;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#xFF0C;&#x51FD;&#x6570;&#x91CC;&#x9762;&#x4F20;&#x5165;&#x4E24;&#x4E2A;&#x53C2;&#x6570;
</code></pre><pre><code>    &#x6BD4;&#x5982;&#xFF1A;sort(function(a,b){
                 return a-b;
            })
</code></pre><pre><code>        &#x5982;&#x679C;&#x51FD;&#x6570;&#x8FD4;&#x56DE;&#x503C;&#xFF1A;a-b&#xFF0C;&#x5347;&#x5E8F;

        &#x5982;&#x679C;&#x51FD;&#x6570;&#x8FD4;&#x56DE;&#x503C;&#xFF1A;b-a&#xFF0C;&#x964D;&#x5E8F;

        &#x6CE8;&#x610F;&#xFF1A;&#x5982;&#x679C;&#x76F4;&#x63A5;&#x8C03;&#x7528;&#x8FD9;&#x4E2A;&#x65B9;&#x6CD5;&#xFF0C;&#x6CA1;&#x6709;&#x4F20;&#x5165;&#x4EFB;&#x4F55;&#x503C;&#x7684;&#x60C5;&#x51B5;&#x4E0B;&#xFF0C;&#x4F1A;&#x8FDB;&#x884C;&#x5B57;&#x7B26;&#x4E32;&#x6392;&#x5E8F;&#xFF0C;&#x4F1A;&#x62FF;&#x5230;&#x6BCF;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x7684;&#x7B2C;&#x4E00;&#x4E2A;&#x5B57;&#x7B26;&#x8FDB;&#x884C;&#x6392;&#x5E8F;&#x3002;
</code></pre><p>11&#x3001;forEach();&#x7528;&#x4E8E;&#x8C03;&#x7528;&#x6570;&#x7EC4;&#x7684;&#x6BCF;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#xFF0C;&#x5E76;&#x5C06;&#x5143;&#x7D20;&#x4F20;&#x9012;&#x7ED9;&#x56DE;&#x8C03;&#x51FD;&#x6570;</p>
<pre><code>&#x56DE;&#x8C03;&#x51FD;&#x6570;&#x63A5;&#x6536;&#x4E09;&#x4E2A;&#x53C2;&#x6570;

&#x7B2C;&#x4E00;&#x4E2A;&#xFF1A;&#x4EE3;&#x8868;&#x6570;&#x7EC4;&#x5143;&#x7D20;

&#x7B2C;&#x4E8C;&#x4E2A;&#xFF1A;&#x4EE3;&#x8868;&#x6570;&#x7EC4;&#x5143;&#x7D20;&#x7684;&#x4E0B;&#x6807;&#x503C;

&#x7B2C;&#x4E09;&#x4E2A;&#xFF1A;&#x4EE3;&#x8868;&#x6570;&#x7EC4;&#x672C;&#x8EAB;
</code></pre><p>12&#x3001;map(),&#x5BF9;&#x6570;&#x7EC4;&#x7684;&#x6BCF;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x8FDB;&#x884C;&#x5904;&#x7406;&#xFF0C;&#x5E76;&#x8FD4;&#x56DE;&#x5904;&#x7406;&#x540E;&#x7684;&#x65B0;&#x6570;&#x7EC4;</p>
<p>13&#x3001;filter(),&#x68C0;&#x67E5;&#x6570;&#x7EC4;&#x5143;&#x7D20;&#xFF0C;&#x5E76;&#x8FD4;&#x56DE;&#x7B26;&#x5408;&#x6761;&#x4EF6;&#x7684;&#x5143;&#x7D20;&#x3002;</p>
<p>14&#x3001;every(),&#x7528;&#x6765;&#x68C0;&#x67E5;&#x6570;&#x7EC4;&#x6BCF;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x662F;&#x5426;&#x7B26;&#x5408;&#x6761;&#x4EF6;&#xFF0C;&#x53EA;&#x8981;&#x5176;&#x4E2D;&#x4E00;&#x4E2A;&#x4E0D;&#x7B26;&#x5408;&#x6761;&#x4EF6;&#x5C31;&#x8FD4;&#x56DE;false&#xFF0C;&#x5426;&#x5219;&#x4E3A;true&#x3002;</p>
<p>15&#x3001;some(),&#x4E5F;&#x662F;&#x7528;&#x4E8E;&#x68C0;&#x6D4B;&#x6570;&#x7EC4;&#x7684;&#x6BCF;&#x4E00;&#x4E2A;&#x5143;&#x7D20;&#x662F;&#x5426;&#x7B26;&#x5408;&#x6761;&#x4EF6;&#xFF0C;&#x53EA;&#x8981;&#x4E00;&#x4E2A;&#x7B26;&#x5408;&#x5C31;&#x8FD4;&#x56DE;true&#xFF0C;&#x5426;&#x5219;&#x4E3A;false&#x3002;</p>
<p>16&#x3001;indexOf(str&#xFF0C;index),&#x7528;&#x6765;&#x68C0;&#x6D4B;&#x6307;&#x5B9A;&#x5B57;&#x7B26;&#x4E32;&#x5728;&#x6570;&#x7EC4;&#x4E2D;&#x7B2C;&#x4E00;&#x6B21;&#x51FA;&#x73B0;&#x7684;&#x4F4D;&#x7F6E;</p>
<pre><code>str:&#x7528;&#x6765;&#x68C0;&#x6D4B;&#x7684;&#x6570;&#x636E;

index&#xFF1A;&#x4EE3;&#x8868;&#x6570;&#x7EC4;&#x7684;&#x4E0B;&#x6807;&#x503C;(&#x4ECE;&#x8BE5;&#x4E0B;&#x6807;&#x503C;&#x7684;&#x4F4D;&#x7F6E;&#x5F00;&#x59CB;&#x68C0;&#x6D4B;&#x6570;&#x7EC4;)&#x3002;

&#x5982;&#x679C;&#x68C0;&#x6D4B;&#x7684;&#x6570;&#x636E;&#x4E0D;&#x5728;&#x6570;&#x7EC4;&#x5185;&#xFF0C;&#x5219;&#x8FD4;&#x56DE;-1
</code></pre><pre><code>console.log(arr3.constructor);//function Array() { [native code] }

            //skill&#x662F;&#x81EA;&#x5B9A;&#x4E49;&#x7684;&#x4E00;&#x4E2A;&#x65B9;&#x6CD5;(skill&#x662F;&#x81EA;&#x5DF1;&#x53D6;&#x7684;&#x540D;&#x5B57;)
            Array.prototype.skill=function(){
                console.log(&quot;&#x6211;&#x662F;array&#x5185;&#x90E8;&#x7684;&#x65B9;&#x6CD5;&#xFF01;&quot;);
            }
            //&#x901A;&#x8FC7;new&#x6765;&#x521B;&#x5EFA;&#x7684;&#x5BF9;&#x8C61;&#xFF0C;&#x6211;&#x4EEC;&#x53EB;&#x5B9E;&#x4F8B;&#x5316;&#x5BF9;&#x8C61;
            var arr5=new Array();
            arr5.skill();

            var arr =new Array();
            arr.skill();

            var arr=[1,2,3];
            var arr1=[7,8,9];
            var arr2=arr.concat(arr1);
            console.log(arr2);
            console.log(arr2.join(&quot;&quot;));//123789
            console.log(arr2.join(&quot;+&quot;));//1+2+3+7+8+9

            var str1 = arr2.pop();
            console.log(arr2);// [1, 2, 3, 7, 8]
            console.log(str1);//9,&#x8FD4;&#x56DE;&#x7684;&#x662F;&#x88AB;&#x5220;&#x6389;&#x7684;&#x5143;&#x7D20;

            var str5=arr2.push(str1);
            console.log(arr2);//[1, 2, 3, 7, 8, 9]
            console.log(str5);//6 &#x8FD4;&#x56DE;&#x6570;&#x7EC4;&#x7684;&#x957F;&#x5EA6;

            var str6=arr2.shift();
            console.log(arr2);//[2, 3, 7, 8, 9]
            console.log(str6);//1,&#x8FD4;&#x56DE;&#x7684;&#x662F;&#x88AB;&#x5220;&#x6389;&#x7684;&#x5143;&#x7D20;

            var str7=arr2.unshift(str6);
            console.log(arr2);//[1, 2, 3, 7, 8, 9]
            console.log(str7);//6 &#x8FD4;&#x56DE;&#x6570;&#x7EC4;&#x7684;&#x957F;&#x5EA6;

            var arr3 = arr2.slice(2,4);
            console.log(arr2);//[1, 2, 3, 7, 8, 9]
            console.log(arr3);//[3, 7]

            //&#x5220;&#x9664;&#x5143;&#x7D20;
            var str8=arr2.splice(1,1);
            console.log(arr2);//[1, 3, 7, 8, 9]
            console.log(str8);//[2]

            //&#x6DFB;&#x52A0;&#x5143;&#x7D20;
            arr2.splice(1,&quot;&quot;,2);
            console.log(arr2);//[1, 2, 3, 7, 8, 9]

            //&#x66FF;&#x6362;&#x5143;&#x7D20;
            arr2.splice(0,1,&quot;string&quot;);
            console.log(arr2);//[&quot;string&quot;, 2, 3, 7, 8, 9]

            arr2.reverse();
            console.log(arr2);//[9, 8, 7, 3, 2, &quot;string&quot;]

            var arr=[20,15,36,5];
            arr.sort();
            console.log(arr);//[15, 20, 36, 5]
            arr.sort(function(a,b){
                return a-b;
            })
            console.log(arr);

            var arr1 = [&quot;b&quot;,&quot;acv&quot;,&quot;d&quot;,&quot;c&quot;];
            arr1.sort();
            console.log(arr1);//[&quot;acv&quot;, &quot;b&quot;, &quot;c&quot;, &quot;d&quot;]

            var obj={
                name:&quot;&#x5C0F;&#x767D;&quot;,
                age:&quot;18&quot;
            }
            var obj1={
                name:&quot;&#x5C0F;&#x7EA2;&quot;,
                age:&quot;20&quot;
            }
            var obj2={
                name:&quot;&#x5C0F;&#x6708;&quot;,
                age:&quot;12&quot;
            }
            var arr3=[obj,obj1,obj2];
            arr3.sort(function(a,b){
                return a.age-b.age;
            })
            console.log(arr3);

            var arr =[&quot;string&quot;,&quot;true&quot;,&quot;num&quot;,&quot;null&quot;];
            arr.forEach(function(itme,index,arr12){
                console.log(itme,index,arr12);
            })

            var arr=[2,3,4,5];
            var result= arr.map(function(item){
                return item+1;
//                if(item%2==0){
//                    return item;
//                }
            })
            console.log(arr);
            console.log(result);

            var arr=[60,58,67,23,89];
            var res= arr.filter(function(item){
                return item&lt;60;
            })
            console.log(res);//[58, 23]


            var arr=[60,58,67,23,89,98];
            var resl= arr.every(function(item){
                return item&lt;90;
            })
            console.log(resl);//false

            var arr=[1,2,3,4,5];
            var res= arr.some(function(item){
                return item&lt;0;
            })
            console.log(res);//false

            console.log(arr.indexOf(2));//1
            console.log(arr.indexOf(9));//-1
</code></pre>
                    
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